Phone Prefix
(503) 423-XXXX
OR • PORTLAND
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Carrier Information
NANPA
State
OR
Region
WE
Rate Center
PORTLAND
Assigned To
QWEST CORPORATION
OCN
9638
Status
RT
Number Range
First Number
(503) 423-0000
Last Number
(503) 423-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
18 reports
18
Total FCC + FTC DNC complaints for numbers in this prefix
Top 17 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (503) 423-4353 5034234353 | 2 |
| 2 | (503) 423-1982 5034231982 | 1 |
| 3 | (503) 423-2063 5034232063 | 1 |
| 4 | (503) 423-2132 5034232132 | 1 |
| 5 | (503) 423-2714 5034232714 | 1 |
| 6 | (503) 423-2852 5034232852 | 1 |
| 7 | (503) 423-3022 5034233022 | 1 |
| 8 | (503) 423-3999 5034233999 | 1 |
| 9 | (503) 423-4651 5034234651 | 1 |
| 10 | (503) 423-5429 5034235429 | 1 |
| 11 | (503) 423-6397 5034236397 | 1 |
| 12 | (503) 423-6734 5034236734 | 1 |
| 13 | (503) 423-7660 5034237660 | 1 |
| 14 | (503) 423-9012 5034239012 | 1 |
| 15 | (503) 423-9176 5034239176 | 1 |
| 16 | (503) 423-1227 5034231227 | 1 |
| 17 | (503) 423-9584 5034239584 | 1 |
About This Prefix
Phone numbers starting with (503) 423 are part of the North American Numbering Plan (NANP). The first three digits (503) represent the Area Code (NPA), and the next three digits (423) represent the Central Office Code (NXX) or exchange.
- NPA (503) - Numbering Plan Area, identifies the geographic region
- NXX (423) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)